地面盘根错节,树身枝干缠绕.Their roots bulked above the ground and the branches were twisted.茎锈病会使枝干衰弱.Stem - rusts weaken branches and stems.他那只无望的右爪本能地抓住一棵矮树的枝干,一下就抓住不放了.By instinct he catches hold of a small tree with his right cl...
Decoiler is made up of decoiler unit, lifting car, hydraulic system, infrared survey and accessories.开卷机主要由开卷机构, 升降小车, 液压系统, 红外测量及附件组成.The automatic current control and speed control of decoiler in pickling and rolling l...